User's Manual

9/29/2004 OV4F2
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User Manual BCM2035
04/23/03
Broadcom Corporation
Document 2035-UM100-R Page v
Crystal Programming ............................................................................................................................ 35
Read EEPROM ..................................................................................................................................... 37
Read Flash............................................................................................................................................ 37
Firmware Power-Up Sequence ................................................................................................................. 37
BCM2035 Mini-Drivers ............................................................................................................................... 39
Loading Mini-Drivers from USB................................................................................................................ 40
Load Mini-Drivers From UART .................................................................................................................. 40
SCO Configuration..................................................................................................................................... 49
Introduction ........................................................................................................................................... 49
Implementing SCO Over PCM.............................................................................................................. 49
PCM Data Format.......................................................................................................................... 49
PCM Time Slots Example .............................................................................................................. 51
Software Configuration of the PCM Interface ................................................................................ 51
Implementing SCO Over UART ............................................................................................................ 52
Software Configuration of SCO over UART................................................................................... 52
Special Considerations for SCO over UART ................................................................................. 52
Implementing SCO Over USB .............................................................................................................. 53
Software Configuration of SCO over USB ..................................................................................... 53
Testing SCO Operation......................................................................................................................... 54
Frequency Trimming.................................................................................................................................. 55
UART Sleep Mode Operation .................................................................................................................... 55
Signals Used for Sleep Mode ............................................................................................................... 56
Configuration of BCM2035 Sleep Mode ............................................................................................... 57
BCM2035 Operation During Sleep Mode .............................................................................................57
Minimizing Sleep Mode Current Consumption...................................................................................... 62
Section 6: Configuration Data File System .....................................................................63
Configuration Data File System................................................................................................................ 63
Configuration Data File System Header ............................................................................................... 63
FracN Data .................................................................................................................................... 64
BD_ADDR...................................................................................................................................... 64
Serial Control ................................................................................................................................. 65
Baud Rate Control Values ............................................................................................................. 65
EEPROM Access Speed ............................................................................................................... 66
VS Offset ....................................................................................................................................... 66